Guinea is often subdivided into . Lower Guinea  and  Upper Guinea . Lower Guinea is one of the most densely populated regions of Africa, covering southern Nigeria, Benin, Togo and stretching into Ghana.
Definitions for hysteroscopy. hysteroscopy(noun) visual examination of the uterus and uterine lining using an endoscope inserted through the vagina. hysteroscopy(Noun) The examination of the uterus using a hysteroscope.
Colonoscopy is a procedure which enables a physician (usually a gastroenterologist) to directly image and examine the entire colon.